Instruments of communication that reach large audiences with no personal contact between those sending the information and those receiving the information are called .

Mass media

Explanation:

The mass media are simply refered to as tools or instruments that are used for communication. They can reach large audiences without personal contact between those sending and those receiving the information. They includes the following: firms, television, and radio.

The Mass media plays a role in human socialization.

Mass media

Explanation:

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answer; /// i believe the correct answer is (when one group has an extremely high score at pretest;

the above statement/question is (true);